Home / 8,706.02-12,013.95-4,727.04

Finding the Fourth Proportional to 8,706.02, 12,013.95 and 4,727.04

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Solution

The fourth proportional to 8,706.02, 12,013.95 and 4,727.04 is: 6,523.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706.02 : 12,013.95 = 4,727.04 : x
  2. Step 2: Convert to fraction form
    8,706.02/12,013.95 = 4,727.04/x
  3. Step 3: Cross multiply
    8,706.02x = 12,013.95 × 4,727.04
  4. Step 4: Simplify right side
    8,706.02x = 56,790,394.88
  5. Step 5: Solve for x
    x = 56,790,394.88/8,706.02
  6. Step 6: Final answer
    x = 6,523.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.